diff --git a/.github/workflows/k8s-upgrade-automation.yml b/.github/workflows/k8s-upgrade-automation.yml
index a27d3559e0..e71425bc29 100644
--- a/.github/workflows/k8s-upgrade-automation.yml
+++ b/.github/workflows/k8s-upgrade-automation.yml
@@ -118,8 +118,14 @@ jobs:
         run: yarn install --check-files
       - name: Import the new k8s spec from the prerequisite step
         run: yarn run import
-      - name: Disable publishing if is testingMode is true
-        run: if [ ${{ github.event.inputs.testingMode }} == true ]; then npx projen disable-publishing
+      - name: Disable publishing if testingMode is true
+        run: "if [ ${{ github.event.inputs.testingMode }} == true ] ; then
+
+          \                npx projen disable-publishing
+
+          \                fi
+
+          \          "
       - name: Let projen update the remaining files
         run: npx projen build
       - name: Update references of old kubernetes versions with projen task
diff --git a/src/k8s-automation.ts b/src/k8s-automation.ts
index 1b5338fdaf..9146dc8b59 100644
--- a/src/k8s-automation.ts
+++ b/src/k8s-automation.ts
@@ -242,8 +242,10 @@ export class K8sVersionUpgradeAutomation extends Component {
           run: 'yarn run import',
         },
         {
-          name: 'Disable publishing if is testingMode is true',
-          run: 'if [ ${{ github.event.inputs.testingMode }} == true ]; then npx projen disable-publishing',
+          name: 'Disable publishing if testingMode is true',
+          run: 'if [ ${{ github.event.inputs.testingMode }} == true ] ;' + ` then
+                npx projen disable-publishing
+                fi`,
         },
         {
           name: 'Let projen update the remaining files',